128931803

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{853}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 174461952

約数和(自身を除く): 45530149

約数列:

[1, 7, 11, 13, 77, 91, 143, 151, 853, 1001, 1057, 1661, 1963, 5971, 9383, 11089, 11627, 13741, 21593, 65681, 77623, 121979, 128803, 151151, 853853, 901621, 1416833, 1674439, 9917831, 11721073, 18418829, 128931803]

約数ペア:

[(1, 128931803), (7, 18418829), (11, 11721073), (13, 9917831), (77, 1674439), (91, 1416833), (143, 901621), (151, 853853), (853, 151151), (1001, 128803), (1057, 121979), (1661, 77623), (1963, 65681), (5971, 21593), (9383, 13741), (11089, 11627)]